CN2263392Y

CN2263392Y - Multi-section pedal switch

Info

Publication number: CN2263392Y
Application number: CN 96211881
Authority: CN
Inventors: 洪文辉
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-05-27
Filing date: 1996-05-27
Publication date: 1997-09-24
Anticipated expiration: 2006-05-27

Abstract

The utility model relates to a multi-section pedal switch. The utility model is characterized in that the multi-section pedal switch is composed of a base, a circuit board, a switch main body, a press rotation mechanism, a cover body, and a pedal press component. The clasp part of the base is connected with the clasp part of the cover body. The circuit board is arranged on the base. The switch main body is arranged on the circuit board. The top surface of the switch main body is connected with press rotation mechanism to control each contact point of the circuit. A through hole is arranged in the top surface center of the cover plate, a skirt section is arranged in the periphery of the cover plate, and the skirt section is provided with two notches to extend out connecting wires. The pedal press component threads out of the through hole from the cover plate, and the stop section in the bottom edge of the pedal press component can prevent the pedal press component from pulling out from the through hole. The bottom surface of the pedal press component touches and is connected with the press rotation mechanism. The multi-section pedal switch can adapt the foot movement of an operator well.

Description

The multistage foot switch

The utility model system is relevant for a kind of multistage foot switch.

As everyone knows, some machinery equipment its electric loop system when not using is off state at present, and when using, the operator steps on its electric switch with the bimanualness machinery equipment with foot's pressure to make its electric loop be conducting state.Therefore, the electric switch that cooperates this machinery equipment to use must adapt to the action of operator foot, but up to now, does not have appliance switch to meet this needs.

Therefore, main purpose of the present utility model promptly provides a kind of multistage foot switch, and it is the needs of match operation person foot action fully in the use.

Multistage foot switch of the present utility model includes: a base, and its two side-line is respectively established one first fastener portion; One circuit board is a last seat surface of being located at this base; One Switch main body is to be located on this circuit board, forms the electric effect of transmission with this circuit board; One pushes rotating mechanism, is to be located at this Switch main body end face, in order to control the electric terminal in this Switch main body; One lid has an end face and from the skirt section that this end face down extends, this end face is provided with an open-work; 2 second fastener portions are skirt section two sides of being located at this lid respectively; Two breach are the front and back ends of being located at the lid skirt section; This lid be with this 2 second fastener portions fastener in two fastener portions of base, and be covered on the base; One steps on by part, is to be cap body shape, and its root edge has a stop section at least, steps on by part system and must prop up the open-work peritreme by passing the stop section from open-work in the lid, and the bottom surface system of stepping on by part touches in pushing rotating mechanism.

The purpose of this utility model, feature and the effect reached will by following preferred embodiment and conjunction with figs. be described further and carefully state, and wherein, graphic is arranged to:

Fig. 1 is the stereogram of the utility model one preferred embodiment.

Fig. 2 is the 2-2 profile of Fig. 1.

Fig. 3 is that the major part of Fig. 1 is separated stereogram.

Fig. 4 is the exploded perspective view of this switch in the displayed map 3.

Fig. 5 is the assembled sectional view of Fig. 4.

See also each accompanying drawing, multistage foot switch 10 provided by the utility model, system includes: a base 20, is placed in the circuit board 30 on the base 20, one is located at the Switch main body 40 on the circuit board 30, one cover closes in the lid 60 of base 20 all sides, one bearing is in lid 60 central authorities and stepping on by part 70 of stretching out outward, and one between the spring of stepping on by 40 of part 70 and Switch main bodies 75.Wherein:

Base 20 is in the form of annular discs, and its upper disk surface central authorities are a spatial accommodation 22, one first, second lead fixed parts 80,90, are to be located at this spatial accommodation 22 2 ends respectively, and the structure of two lead fixed parts 80,90 is identical, only states one at this.The first lead fixed part 80 has the both crimps 82 that is shaped on the base 20, both crimps 82 has the projection 83 of two maintenance predetermined spaces, each projection 83 cording has one to run through screw, be one to have the recess 84 of embossing between two projections 83, and the pressure part 85 of a roof pressure on both crimps 82, pressure part 85 bottom surfaces also must be provided with embossing.

Circuit board 30 is to be provided with predetermined circuit, and it is to be located in this spatial accommodation 22.

Switch main body 40 please cooperate and consult Fig. 4, and cording has a pedestal 41, is provided with an armature 42, a bridge joint conducting strip 43, an enter conductive film 44 and three output conducting strips 45,46,47 in pedestal 41 contents.Above-mentioned pedestal 41, armature 42, conducting strip 43,44,45,46,47 are to commonly use member, and its structure is not exceeded to scheme the going up those shown.These members hold not to be given unnecessary details.The sheet portion 441,451,461,471 that one input and three output conducting strips, 44,45,46,47 root edges are default also is extended through this pedestal 41 default four slotted eyes 411 downwards, and convexedly stretches in pedestal 41 bottom surfaces.One loam cake 48 is to be covered on pedestal 41 end faces.One pushes rotating mechanism 50, have a helical form rotating moving piece 51, have top flat 52, that cylindrical void 53 stretches through for these rotating moving pieces 51 have the hollow shaft by post 54, an and flexible member 55, this pushes rotating mechanism 50 is to be located in the hollow cylinder 49 of this loam cake 48, these rotating moving piece 51 bottoms also are connected in this armature 42 end faces, as shown in Figure 5, this pushes rotating mechanism 50 also is to commonly use member, holds and does not give unnecessary details.When pushing this post 54 downwards, this cylindrical void 53 that is maintained fixed the top flat 52 of position, angle must order about this rotating moving piece 51 turns, to turn the ratchet of these armature 42 end faces, make armature 42 steppings rotation, make this bridge joint conducting strip 43 be connected to different output conducting strips 45 or 46 or 47, to produce the output of different capacity.This Switch main body 40 is that the sheet portion 441,451,461,471 that protruded out with these conducting strips 44,45,46,47 is connected in the circuit on this circuit board 30, as shown in Figure 5, and to form the effect of electrical communications.

Lid 60 has an end face 61 and reaches from the down vertically extending shirt rim 62 of this end face 61.End face 61 systems of central authorities establish a circular through-hole 63, lid shirt rim 62 root edges, two ends system is provided with two breach 64, its root edge two sides then are provided with two hook portions 65, this lid 60 be with these two hook portions, 65 fasteners in the default dog hole 24 of these base 20 2 sides, and be covered on base 20 end faces.

Stepping on by part 70 is to be the cap shape, and its external diameter is slightly smaller than the open-work 63 of lid 60, and system stretches out outward from these lid 60 inside during combination, and its root edge is provided with a stop section 72 of protruding in order to prop up the peritreme of open-work 63, prevents to drop out.Its inside top surface central authorities are provided with a circular protrusions 74, and spring 75 1 ends promptly are sheathed on this circular protrusions 74, and its other end system is socketed on the cylinder 49 of the loam cake 48 of Switch main body 40.When stepping on when down being pushed by external force by part 70, can press rotating mechanism 50 by post 54, to change the state of electrical communications.After external force discharges, then the tension force of mat spring 75 will be stepped on by part 70 and push up back original position.

When this multistage foot switch 10 was connected in series with the electric loop of machinery equipment, circuit board 30 was to be connected with a positive conductor input 31 that stretches out outward, and a positive conductor output 32 that stretches out outward, and this circuit board 30 of a negative conductor 33 pile warps is then arranged in addition.When this switch 40 and this circuit board 30 are located in this spatial accommodation 22, this positive conductor input 31 and negative conductor 33 are to be located in the recess 84 of both crimps 82 of this first lead fixed part 80, and stretch out outward from a breach 64 of lid 70, again its pressure part 85 is fixed on this both crimps 82, is subjected to 82 clampings of this pressure part 85 and both crimps.This positive conductor output 32 and negative conductor 33 opposite sides then are subjected to both crimps 92 and 95 clampings of pressure part of this second lead fixed part 90, stretch out from another breach 64 of lid 70.

From the above, multistage foot switch of the present utility model meets the needs of foot's trampling, and an operation ease can be provided.

Claims

1, a kind of multistage foot switch is characterized in that including:

One base, its two side-line is respectively established one first fastener portion;

One circuit board is a last seat surface of being located at this base;

One Switch main body, comprise: a pedestal, and be located at an armature, a bridge joint conducting strip, an enter conductive film and some output conducting strips in this pedestal, the sheet body root edge system of each input, output conducting strip respectively establishes a slice portion, each system of sheet portion is extended through this pedestal bottom surface downwards, and convexedly stretches in this pedestal below; This Switch main body system is connected in circuit board with the sheet portion of each conducting strip, and is located on this circuit board, forms the electric effect of transmission with this circuit board; One pushes rotating mechanism, is to be located at this switch body end face, produces stepping rotation start in order to turn this armature;

One lid has an end face and from the skirt section that end face down extends, this end face is provided with an open-work; 2 second fastener portions are skirt section two sides of being located at lid respectively; Two breach are the front and back ends of being located at this skirt section; Lid is with the two fastener portions of 2 second fastener portion fasteners in base, and is covered on the base;

One steps on by part, is to be cap body shape, and its root edge is provided with a stop section at least, and this is stepped on by part is that this stop section must prop up this open-work peritreme by passing from open-work in the lid, and this bottom surface system of stepping on by part touches in pushing rotating mechanism.

2, multistage foot switch as claimed in claim 1 is characterized in that also including: a spring, this spring system is located at Switch main body and steps on by between the part, steps on by part in order to upwards to hold.

3, multistage foot switch as claimed in claim 1, it is characterized in that also containing: one first and one second lead fixed part, system is located at spatial accommodation two ends of this base respectively, each lead fixed part comprises: a both crimps that is shaped in base, this both crimps has the projection of two maintenance predetermined spaces, respectively this projection cording has one to run through screw, is a recess between this two projection; One pressure part, it is provided with the screw corresponding to this two projection, and this pressure part is that spiral shell is located at this both crimps.